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- 1. Multiple Choice
The study of science can prove everything.
True
False
- 2. Multiple Choice
Which of the following definitions best defines science?
Using thinking and pracitcal skills to understand our world
A body of skills related to life or death
Study on non-living things only
Study of living things only
- 3. Multiple Choice
Someone who asks a question about the natural world is a(n)
Engineer
Scientist
Model
Teacher
- 4. Multiple Choice
Which of the following would make sure experimental results were valid.
Add bias
Communicate unsure results
Pick two hypotheses
Conduct multiple trials
- 5. Multiple Choice
What uses 5 senses to perceive something.
Variable
Theory
Inference
Observation
- 6. Multiple Choice
Before starting any lab, you should ______ first.
Smell all the lab materials
Locate safety equipment
Write the lab conclusion
Get a calculator
- 7. Multiple Choice
What should you do when you spill chemicals on the floor.
Clean it up
Look at it
Inform classmates
Tell teacher
- 8. Multiple Choice
What is the first step of the scientific method?
Collect and analyze data
Conduct the experiment
The problem to be investigated
Draw a conclusion based upon the observations
- 9. Multiple Choice
The last step of the scientific method is
Construct a hypothesis
Do background research
Communicate results
Ask a question
- 10. Multiple Choice
What is a good example of a hypothesis?
I can clean the window with water.
If I clean the window with water, then the window will be clean.
If I like the water, then it should clean the window.
Water is a glass cleaner.
- 11. Multiple Choice
For an experiment, a scientist put coffee grounds at the base of tomato plant A and baking soda at the base of tomato plant B. She then sealed the plants in plastic bags. Tomato plant A eventually died, tomato plant B stayed healthy. What was the dependent variable in this experiment.?
The types of plant growth for the test
The response of the plants to each substance
The substance at the base of each plant
The plastic bag wrapped around each plant
- 12. Multiple Choice
Why should repeat an experiment over and over again?
Because scientists are supposed to do experiments
To test your results and conclude that you will get the same results every time.
To test a new variable
It's not necessary, but it's recommended
- 13. Multiple Choice
A well tested explanation for a wide range of observation is a
scientific law
scientific theory
responding variable
manipulated variable
- 14. Multiple Choice
A good hypothesis should include a(n) _______ statement
Then, If
If, Then
Question
Guessing
- 15. Multiple Choice
A simple, testable statement that predicts the results of a research study is a __________.
Variable
Hypothesis
Control
Piece of data
- 16. Multiple Choice
A factor that does not change when other variables change is called
Control
Constant
Independent variable
Dependent vairiable
- 17. Multiple Choice
Which statement is NOT how a scientist should act when using the scientific method?
Solve problems that have a practical application to daily life
Use statistics to adjust data to support the hypothesis
Make measurements as exactly as possible with precise instruments
Reduce experimental error as much as possible
- 18. Multiple Choice
A statement that will describe what will happen under certain conditions
scientific method
scientific law
scientific theory
scientific investigation
- 19. Multiple Choice
A procedure that you carry out under controlled conditions to a hypothesis is a/an
Inquiry
Experiment
Classification
Conclusion
- 20. Multiple Choice
A bird watcher sees an unusual bird at a feeder. He takes careful notes on the bird's color, shape, and other physical features and then goes to a reference book to see if he can identify the species. What aspect of scientific thinking is most apparent in this situation?
Observation
Inference
Hypothesis information
Controlled experiment
- 21. Multiple Choice
A prediction is:
The reason you think something happened
Checking your results
The process used to complete an experiment
What you think will happen in the future.
- 22. Multiple Choice
If the results of a scientific experiment are accurate and reliable, they are considered.
Valid
Observable
Predictable
Scientific
- 23. Multiple Choice
John wanted to find out which brand of laundry soap was best for removing grass stains. He selected two brands. Each soap was mixed with warm water. It was then used to scrub a piece of grass-stained cloth for 1 minute. Then the amount of stain left on the cloth was measured. What is the independent (manipulated) variable
Scrubbing time
Water temperature
Amount of water
Brand of laundry soap
- 24. Multiple Choice
The only difference between the control group and the experimental group should be the _________
Control variable
dependent variable
Independent variable
Hypothesis
- 25. Multiple Choice
Which type of scientific investigation would you use to answer the question "When do the birds migrate to and from our local park?"
Model
Controlled experiment
Field study
Dependent Variable
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